Edit & sign
Draw on a PDF online — free
Sketch, circle, or annotate freehand. Real PDF Editor's pen lets you draw anywhere on a PDF with a mouse or finger, then download — free, in your browser, with nothing uploaded.
100% free · no sign-up · files never leave your device
Draw freehand, sign, or mark up
Use the pen to circle a figure, underline a clause, draw an arrow, or add a quick handwritten note. Adjust the colour and stroke width first, then draw with a mouse or, on a touchscreen, your finger or stylus.
Draw on a PDF on Windows, Mac, or iPad
No Adobe Acrobat and no install. Because it runs in the browser, drawing works on Windows, a Mac, or an iPad with a stylus — free, with the file never leaving your device.
How it works
- 1
Open the PDF
Launch the editor and open the document you want to draw on.
- 2
Pick the Draw tool
Select the Draw tool (keyboard shortcut D).
- 3
Draw freehand
Draw with your mouse, trackpad, or finger; set the pen colour and thickness in the side panel.
- 4
Download
Click Download to save the PDF with your drawing.
Why use Real PDF Editor
- Freehand pen with adjustable colour and size
- Circle, underline, or sketch anywhere
- Works with mouse, trackpad, or touch
- Free, private, and runs in your browser
Frequently asked
How do I draw on a PDF?
Open the PDF in Real PDF Editor, select the Draw tool (D), and draw freehand with your mouse or finger. Set the pen colour and thickness, then download.
How do I draw on a PDF for free?
Drawing is free with no watermark, and the file is processed in your browser, not uploaded.
Can I draw on a PDF on Windows?
Yes — open the editor in any browser on Windows, pick the Draw tool, and draw. There's nothing to install.
How do I draw on a PDF on a Mac or iPad?
Open Real PDF Editor in Safari or Chrome; on an iPad you can draw with your finger or stylus, and on a Mac with the trackpad or mouse.
Can I draw lines or a signature on a PDF?
Yes — use the pen to draw lines and shapes freehand, or use the dedicated Sign tool to add a proper signature.
Are my files uploaded when I draw on them?
No. The drawing is added in your browser, so the document never leaves your device.